1. Hydrosphere Review Rapid Recall

2. Hydrosphere Review Rapid Recall#1
Where is most of Earth’s water located?

3. Hydrosphere Review Rapid Recall
#1 Answer
Where is most of Earth’s water located?
In the oceans

4. Hydrosphere Review Rapid Recall#2
Where is most of Earth’s freshwater located?

5. Hydrosphere Review Rapid Recall
#2 Answer
Where is most of Earth’s freshwater located?
In the polar ice caps

6. Hydrosphere Review Rapid Recall#3
What is the main source of water for most humans?

7. Hydrosphere Review Rapid Recall
#3 Answer
What is the main source of water for most humans?
groundwater

8. Hydrosphere Review Rapid Recall#4
Large, above ground areas of water stored for humans to use are
called ________.

9. Hydrosphere Review Rapid Recall
#4 Answer
Large, above ground areas of water stored for humans to use are
called ________.
reservoirs

10. Hydrosphere Review Rapid Recall#5
Below ground areas of water are
called ________.

11. Hydrosphere Review Rapid Recall
#5 Answer
Below ground areas of water are
called ________.
aquifers

12. Hydrosphere Review Rapid Recall#6
A river and all of its tributaries together make up a _______.

13. Hydrosphere Review Rapid Recall
#6 Answer
A river and all of its tributaries together make up a _______.
river system

14. Hydrosphere Review Rapid Recall#7
Lake turnover refreshes the supply of ______ throughout the lake.

15. Hydrosphere Review Rapid Recall
#7 Answer
Lake turnover refreshes the supply of ______ throughout the lake.
nutrients

16. Hydrosphere Review Rapid Recall#8
When excessive nutrients accumulate in a body of water this may lead to an ___________ bloom.

17. Hydrosphere Review Rapid Recall
#8 Answer
When excessive nutrients accumulate in a body of water this may lead to an ___________ bloom.
algal

18. Hydrosphere Review Rapid Recall#9
Over many years, nutrients may build up in a lake or pond. This process is known as ________________.

19. Hydrosphere Review Rapid Recall
#9 Answer
Over many years, nutrients may build up in a lake or pond. This process is known as ________________.
eutrophication

20. Hydrosphere Review Rapid Recall
#10
When an algal bloom occurs, excessive algae build up in a pond or lake. How may this negatively affect organisms living in the water?

21. Hydrosphere Review Rapid Recall
#10 Answer
When an algal bloom occurs, excessive algae build up in a pond or lake. How may this negatively affect organisms living in the water?
1. Sunlight for photosynthesis is blocked.
2. Gills of fish may be clogged.
3. As algae dies it is decomposed by bacteria. The bacteria use up dissolved oxygen needed by fish and other organisms in the water.

22. Hydrosphere Review Rapid Recall
#11
Nutrients essential for plant growth are ________ and ______.

23. Hydrosphere Review Rapid Recall
#11 Answer
Nutrients essential for plant growth are ________ and ______.
nitrates and phosphates

24. Hydrosphere Review Rapid Recall
#12
Humans get water from underground by installing a ____?

25. Hydrosphere Review Rapid Recall
#12 Answer
Humans get water from underground by installing a ____?
well

26. Hydrosphere Review Rapid Recall
#13
Used water that leaves the home is called _____________.

27. Hydrosphere Review Rapid Recall
#13 Answer
Used water that leaves the home is called _____________.
wastewater or sewage

28. Hydrosphere Review Rapid Recall
#14
In a home that does not have city sewage services, where does the used water and materials in the water go?

29. Hydrosphere Review Rapid Recall
#14 Answer
In a home that does not have city sewage services, where does the used water and materials in the water go?
Septic tank or
septic system (septic tank and drain/leech field)

30. Hydrosphere Review Rapid Recall
#15
The well and septic tank must be at least 100 feet away from each other to prevent _______________.

31. Hydrosphere Review Rapid Recall
#15 Answer
The well and septic tank must be at least 100 feet away from each other to prevent _______________.
To prevent e-coli or coliform contamination